How to connect a Canon MG3640S printer to Wi-Fi: 3 proven methods + troubleshooting

Printer Canon PIXMA MG3640S — a popular model for homes and small offices, but connecting to Wi-Fi often raises questions. Even if you've never set up wireless devices before, you can get it done in 5-10 minutes with this guide. The key is to choose the right connection method based on your router and avoid common errors that cause the printer to "not see" the network or constantly lose connection.

In this article we will look at three official connection methods (via WPS, PIN code, and manual entry), and we'll also tell you what to do if the printer doesn't connect, flashes orange, or displays an error. E08All instructions are valid for the original firmware. Canon MG3640S and do not require additional programs. If you have a different model in the series MG (For example, MG2540S or MG3040), the steps may vary slightly - check your user manual.

Before you begin, make sure that:

• 📶 The router is turned on and distributing Wi-Fi (the network indicator is green or blue).
• 🖨️ Printer Canon MG3640S It is plugged into a power outlet and the green power indicator is lit.
• 📱 You have a smartphone/laptop at hand that is already connected to the same Wi-Fi network to which you want to connect the printer.

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1. Preparing the printer and router for connection

Before setting up Wi-Fi on Canon MG3640S You need to make sure the network and device are ready to connect. Often, problems arise due to trivial issues: disabled DHCP on the router, incorrect region settings in the Wi-Fi settings, or IP address conflicts.

Check first router settings:

• 🔄 Make sure that DHCP server is enabled (It's usually enabled by default). If not, the printer won't receive an IP address automatically.
• 🔒 The Wi-Fi password must contain only Latin characters and numbers (Cyrillic or special characters may cause an error).
• 📡 Network operating mode: 802.11n (2.4 GHz). Canon MG3640S does not support 5 GHz and new standards like Wi-Fi 6.

Now prepare the printer itself:

1. Press the power button (⏻) and wait until the indicator turns green.
2. Make sure there is paper in the tray (the printer may ask you to print a test print).
3. If the printer was previously connected to a different network, reset the settings: hold down the button Stop/Reset for 5 seconds until the orange indicator flashes.

⚠️ Attention: If your router uses hidden network (SSID), you will have to make it visible temporarily or connect the printer via WPS (See next section.) Hidden networks are not supported when manually entering a password.

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2. Method 1: Connecting via WPS (fastest)

Method WPS (Wi-Fi Protected Setup) is the easiest option if your router supports it. It allows you to connect Canon MG3640S Access the network without entering a password; just press one button. The entire process takes no more than a minute.

Step-by-step instructions:

1. Make sure the indicator light on the router is on. WPS (usually indicated by the 🔄 icon or WPS).
2. Press and hold the button on the printer Wi-Fi (📶) for 3 seconds until the indicator starts flashing blue.
3. For 2 minutes press the button WPS on the router. The printer's indicator should turn green—the connection is established.

If the indicator continues to flash or remains orange, repeat the process. Possible reasons for failure:

• ⏱️ Waiting time expired (click WPS on the router it's faster).
• 🔌 Function WPS disabled in the router settings (enable it in the web interface).
• 🔒 The router uses WPA3 - temporarily switch to WPA2.

The router supports WPS|The WPS button is physically accessible|Synchronization time does not exceed 2 minutes|The network operates in 2.4 GHz mode-->

⚠️ Attention: Some providers (eg Rostelecom or Beeline) turn off WPS by default for security reasons. If the button is not on the router body, check for it in the web interface at 192.168.0.1 or 192.168.1.1.

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3. Method 2: Connecting via PIN code (WPS alternative)

If your router does not support WPS or the button is broken, use the method PIN codeThe printer will generate a unique 8-digit code that must be entered into the router settings. This method is slightly longer, but more secure.

How to connect:

1. On the printer, press and hold the button Wi-Fi (📶) until the indicator flashes blue.
2. Click the button Color (🎨), then - Wi-Fi once again. The printer will print a sheet with PIN code and instructions.
3. Open your router's web interface (usually 192.168.0.1 or 192.168.1.1) and find the section Wi-Fi → WPS → PIN code.
4. Enter the code from the sheet and save the settings. The printer indicator should turn green.

If the printer does not print the PIN code:

• 🖼️ Check if there is paper in the tray and if it is jammed.
• 🔋 Make sure you haven't run out of ink (you even need it to print a service sheet).
• 🔄 Restart the printer by turning it off for 30 seconds.

What to do if the router does not support WPS and PIN?

In this case, the only options left are to manually enter the password (see the next section) or connect the printer to the computer via USB for initial setup.

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4. Method 3: Manual password entry (universal method)

If the first two methods don't work, use manual inputThis method is suitable for any router, but requires knowledge of the network name (SSID) and password. Important: printer Canon MG3640S does not support networks with Cyrillic characters in your name or password!

Instructions:

1. On the printer, press and hold Wi-Fi (📶) until the indicator flashes blue.
2. Click the button Color (🎨), then - Wi-Fi Once again. The printer will print an instruction sheet and ask for input.
3. On your computer or smartphone, connect to the printer's temporary network (its name will begin with CANON_XX_MG3640S).
4. Open your browser and enter the address http://192.168.1.1 (or http://canonijsetup).
5. In the printer's web interface, select your Wi-Fi network, enter the password, and save the settings.

If after entering the password the printer displays an error E08, this means that the password is entered incorrectly or the network is using an incompatible encryption type (for example, WPA3). Try temporarily changing your router settings to WPA2-PSK with encryption AES.

If the printer's web interface does not open:

• 🌐 Make sure your device is connected to the temporary network CANON_XX_MG3640S.
• 🔄 Restart the printer and try connecting again.
• 📱 Try using a different browser (for example, Chrome or Firefox).

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5. Check the connection and print a test page

After successful connection, you need to make sure that the printer Canon MG3640S works correctly on the network. To do this, type test page or check the connection status via the web interface.

How to check the connection:

1. On the printer, press and hold the button Wi-Fi (📶) If the indicator is on green — the connection is active.
2. Try printing a document over Wi-Fi on your computer or smartphone. If the printer doesn't appear in the list of devices, restart it.
3. Print network settings: hold down Wi-Fi for 5 seconds, then press Color (🎨). The printer will print out a sheet with the IP address, network name, and status.

If the printer is connected but does not print:

• 🖨️ Make sure the drivers are Canon MG3640S installed on your computer (download from official website).
• 🔌 Make sure your printer is selected as the default device in your print settings.
• 📡 If the Wi-Fi signal is weak, move the printer closer to the router or use USB for initial setup.

⚠️ Attention: If your printer periodically disconnects from Wi-Fi, check your router's power saving settings. Some models (e.g., TP-Link or ASUS) turn off devices after 5-10 minutes of inactivity. Disable this feature in the Wireless → Advanced.

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6. Solving common errors

Even after proper connection Canon MG3640S may produce errors. Let's look at the most common problems and their solutions.

If the printer is connected, but printing is very slow:

• 📶 Check your Wi-Fi speed: switch your router to a different channel 2.4 GHz with less traffic (for example, channel 1 or 11).
• 🖼️ Reduce the print quality in the driver settings (for example, with High on Standard).
• 🔌 Connect the printer to the router with a cable Ethernet (if the model supports it).

If none of the methods worked, do the following: full printer reset:

1. Turn off the printer.
2. Press and hold the button Stop/Reset and, without releasing it, turn on the printer.
3. Hold Stop/Reset 10-15 seconds until the indicator flashes orange.
4. Release the button and repeat the Wi-Fi setup from scratch.

What should I do if my printer connects but doesn't print via Wi-Fi?

Check your Windows/macOS firewall—it may be blocking the connection. Add the printer to the exceptions list or temporarily disable protection. Also, make sure you have the latest drivers installed on your computer from the official Canon website.

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7. Additional settings for stable operation

To Canon MG3640S To ensure your device works smoothly, configure your router and printer optimally. This is especially important if you have many devices on your network or a weak Wi-Fi signal.

Recommendations for setting up a router:

• 📡 Change channel 2.4 GHz on free (use programs like Wi-Fi Analyzer for ether analysis).
• 🔒 Disable the feature WPS after setup (if you don't use it for other devices).
• 🔄 Turn on QoS (Quality of Service) and set the printer's MAC address priority to high.

Printer settings:

• 🖼️ Turn it on Economy Print Mode in the driver to reduce ink consumption.
• 📱 Install the application Canon PRINT for printing from a smartphone (available for Android And iOS).
• 🔋 Turn it off Automatic firmware update, if the printer is slow (updates can be installed manually).

If you use the printer in an office with a lot of devices, consider cable connections or settings guest network especially for MG3640SThis will reduce the load on the main network and eliminate possible IP address conflicts.

⚠️ Attention: Router interface details may vary depending on the model and firmware. For example, in routers Keenetic settings WPS are in the section Home Network → Wi-Fi, and in ASUS - V Wireless Network → WPS.

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FAQ: Frequently Asked Questions about Connecting the Canon MG3640S

Is it possible to connect a printer to Wi-Fi without a computer?

Yes, all three methods (WPS, PIN, and manual entry) work without a PC. Manual entry requires a smartphone connected to the printer's temporary network.

The printer is connected, but the computer doesn't see it. What should I do?

Check:

• Are the drivers installed? Canon MG3640S (download from official website).
• Is the printer enabled as the default device in Windows/macOS settings?
• Is there an IP address conflict (assign a static IP to the printer in the router).

How do I reset my printer's Wi-Fi settings?

Press and hold the button Wi-Fi (📶) for 10 seconds until the indicator light flashes orange. After this, the printer will forget all saved networks.

Is it possible to connect a printer to two networks at the same time?

No, Canon MG3640S Supports connection to only one Wi-Fi network. To change networks, you need to reset or repeat setup.

Why does my printer keep disconnecting from Wi-Fi?

Possible reasons:

• Weak signal (move the printer closer to the router).
• Energy saving on the router (disable this function in the settings).
• IP address conflict (assign a static IP to the printer).